Git 详解

# Configure the user which will be used by git
# Of course you should use your name
git config --global user.name "Example Surname"
# Same for the email address
git config --global user.email "your.email@gmail.com"
# Set default so that all changes are always pushed to the repository
git config --global push.default "matching"

git config --list

git config --global color.status auto
git config --global color.branch auto

#Switch to home
cd ~/
# Create a directory
mkdir ~/repo01
# Switch into it
cd repo01
# Create a new directory
mkdir datafiles
# Create a few files
touch test01
touch test02
touch test03
touch datafiles/data.txt
# Put a little text into the first file
ls >test01

# Initialize the local Git repository
git init
# Add all (files and directories) to the Git repository
git add .
# Make a commit of your file to the local repository
git commit -m "Initial commit"
# Show the log file
git log

# Make some changes to the file
echo "This is a change" > test01
echo "and this is another change" > test02

# Check the changes via the diff command 
git diff

# Commit the changes, -a will commit changes for modified files
# but will not add automatically new files
git commit -a -m "These are new changes"

# Make some changes in the file
echo "This is a new change" > test01
echo "and this is another new change" > test02


# See the current status of your repository 
# (which files are changed / new / deleted)
git status
# Show the differences between the uncommitted files 
# and the last commit in the current branch
git diff

# Add the changes to the index and commit
git add . && git commit -m "More chaanges - typo in the commit message"

# Show the history of commits in the current branch
git log
# This starts a nice graphical view of the changes
gitk --all

git commit --amend -m "More changes - now correct"

# Create a file and put it under version control
touch nonsense.txt
git add . && git commit -m "a new file has been created"
# Remove the file
rm nonsense.txt
# Try standard way of committing -> will not work 
git add . && git commit -m "a new file has been created"
# Now commit with the -a flag
git commit -a -m "File nonsense.txt is now removed"
# Alternatively you could add deleted files to the staging index via
git add -A . 
git commit -m "File nonsense.txt is now removed"

# Switch to the first repository
cd ~/repo01
# 
git clone --bare . ../remote-repository.git

# Check the content, it is identical to the .git directory in repo01
ls ~/remote-repository.git

# Make some changes in the first repository
cd ~/repo01

# Make some changes in the file
echo "Hello, hello. Turn your radio on" > test01
echo "Bye, bye. Turn your radio off" > test02

# Commit the changes, -a will commit changes for modified files
# but will not add automatically new files
git commit -a -m "Some changes"

# Push the changes
git push ../remote-repository.git

# Add ../remote-repository.git with the name origin
git remote add origin ../remote-repository.git 

# Again some changes
echo "I added a remote repo" > test02
# Commit
git commit -a -m "This is a test for the new remote origin"
# If you do not label a repository it will push to origin
git push origin

# Show the existing defined remote repositories
git remote

# Switch to home
cd ~
# Make new directory
mkdir repo02

# Switch to new directory

cd ~/repo02
# Clone
git clone ../remote-repository.git .

# Switch to home
cd ~

# Switch to second directory
cd ~/repo02
# Make changes
echo "A change" > test01
# Commit
git commit -a -m "A change"
# Push changes to remote repository
# Origin is automatically maintained as we cloned from this repository
git push origin
# Switch to the first repository and pull in the changes
cd ~/repo01
git pull ../remote-repository.git/
# Check the changes
less test01

git branch 

git branch -a

# Syntax: git branch <name> <hash>
# <hash> in the above is optional 
# if not specified the last commit will be used
# If specified the corresponding commit will be used
git branch testing
# Switch to your new branch
git checkout testing
# Some changes
echo "Cool new feature in this branch" > test01
git commit -a -m "new feature"
# Switch to the master branch
git checkout master
# Check that the content of test01 is the old one
cat test01

# Syntax: git merge <branch-name>
git merge testing

#Delete branch testing
git branch -d testing
# Check if branch has been deleted
git branch

# Push testing branch to remote repository
git push origin testing

# Switch to the testing branch
git checkout testing

# Some changes
echo "News for you" > test01
git commit -a -m "new feature in branch"

# Push all including branch
git push

# Create a new file
touch rebase.txt

# Add it to git
git add . && git commit -m "rebase.txt added to index"

# Do some silly changes and commit
echo "content" >> rebase.txt
git add . && git commit -m "added content"
echo " more content" >> rebase.txt
git add . && git commit -m "added more content"
echo " more content" >> rebase.txt
git add . && git commit -m "added more content"
echo " more content" >> rebase.txt
git add . && git commit -m "added more content"
echo " more content" >> rebase.txt
git add . && git commit -m "added more content"
echo " more content" >> rebase.txt
git add . && git commit -m "added more content"

# Check the git log message
git log

git rebase -i HEAD~7

# Create new branch 
git branch testing
# Checkout the branch
git checkout testing
# Make some changes
echo "This will be rebased to master" > test01
# Commit into testing branch
git commit -a -m "New feature in branch"
# Rebase the master
git rebase master

git clone git@github.com:vogella/gitbook.git

# The following will clone via HTTP 
git clone http://vogella@github.com/vogella/gitbook.git

// Add the https protocol 
git remote add githttp https://vogella@github.com/vogella/gitbook.git

# Linux
export http_proxy=http://proxy:8080
# On Windows
# Set http_proxy=http://proxy:8080 
git clone http://dev.eclipse.org/git/org.eclipse.jface/org.eclipse.jface.snippets.git
# Push back to the origin using http
git push origin

// Set proxy for git globally
 git config --global http.proxy http://proxy:8080
// To check the proxy settings
git config --get http.proxy
// Just in case you need to you can also revoke the proxy settings
git config --global --unset http.proxy

Global setup:
 Set up git
  git config --global user.name "Your Name"
  git config --global user.email your.email@gmail.com
      
Next steps:
  mkdir gitbook 
  cd gitbook
  git init
  touch README
  git add README
  git commit -m ‘first commit‘
  git remote add origin git@github.com:vogella/gitbook.git
  git push -u origin master
      
Existing Git Repo?
  cd existing_git_repo
  git remote add origin git@github.com:vogella/gitbook.git
  git push -u origin master